Joint Document-Level Event Extraction via Token-Token Bidirectional Event Completed Graph Qizhi Wan author Changxuan Wan author Keli Xiao author Dexi Liu author Chenliang Li author Bolong Zheng author Xiping Liu author Rong Hu author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication wan-etal-2023-joint 10.18653/v1/2023.acl-long.584 https://aclanthology.org/2023.acl-long.584/ 2023-07 10481 10492